<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title>用户调查</title>
        <style>
            h1{
                text-align: center;
            }
            div{
                border-top: 2px dotted blue;
            }
            #exm1{
                border: 2px solid blue;
            }
            select{
                border: 2px solid blue;
                color: blue;
            }
            textarea{
                border: 3px double blue;
            }
            input[type=submit]{
                border: 2px solid blue;
                color: blue;
                background-color: deepskyblue;
            }
        </style>
    </head>

    <body>
        <h1>用户调查</h1>
        <div>
            <br>
            <form>
                姓名：<br>
                <input type="text" id="exm1"><br>
                <br>
                性别：<br>
                <input type="radio" name="sex" value="male">男<br>
                <input type="radio" name="sex" value="female">女<br>
                <br>
                你最关心的环保工程：<br>
                <select name="project">
                    <option value="feiqi">废气净化处理</option>
                    <option value="a">a</option>
                    <option value="b">b</option>
                </select>
                <br>
                <br>
                你认为治理环境的好方法是：<br>
                <input type="checkbox" name="method" value="tree">森林覆盖
                <input type="checkbox" name="method" value="water">兴修水利
                <input type="checkbox" name="method" value="desert">治理荒漠
                <br>
                <br>
                留言：<br>
                <textarea cols="60" rows="10"></textarea><br>
                <br>
                <input type="submit" value="提交">
            </form>
            

        </div>
    </body>
</html>